Câu hỏi: A hydroelectric dam ______________ in this area now.

A. is building

B. is being built

C. build

D. was built

Câu 1: The film _______ by the time we ________ to the cinema.

A. already began - got

B. have already begun - got

C. had already begun - got

D. already began - had got

Câu 2: The two children blamed each other ...... the window.

A. to break

B. breaking

C. for breaking

D. having broken

Câu 3: The campaign will hopefully ensure the survival ...... the tiger.

A. of

B. for

C. to

D. on

Câu 4: She glanced briefly ________ his lapel badge.

A. in

B. on

C. at

D. up

Câu 5: Laura reminded her roommate ...... her alarm clock for 6:00.

A. to set

B. setting

C. to be set

D. of setting

Câu 6: Let’s _________ water by turning off tapes when not using.

A. save

B. to save

C. saving

D. saved